![Up-Down Background Scrolling [Variable]](https://cdn2.scratch.mit.edu/get_image/project/1099714159_480x360.png)
Up & Down Arrows to scroll the background Vertically.
This Scrolling Method relies on exploiting a costume switch to allow for a background sprite to be larger than the Stage Area. This method produces pixelated graphics, so it is not recommended to enlarge a sprite greater than 300%
